Authors:

She hardly ever thought of him. He had worn a place for himself in some corner of her heart, as a sea shell, always boring against the rock, might do. The making of the place had been her pain. But now the shell was safely in the rock. It was lodged, and ground no longer.

T. H. White (2011). “The Once and Future King”, p.366, Penguin
She hardly ever thought of him. He had worn a place for himself in some corner of her heart, as a sea shell, always boring against the rock, might do. The making of the place had been her pain. But now the shell was